Environnement AS32M, Техническое руководство, Страница: 83 / 186

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AS32M
Environnement
S.A
DECEMBER 2013
3–45
3.3.6.1 TESTS

Chamber parameters
This screen is used to monitor measurement parameters periodically or occasionally.
Function of keys specific to this screen:
[Sample], [Zero], and [Span] have the same functions as on the «
MEASUREMENT

Instantaneous
»
screen.
Table 3-2 – Chamber parameters
(acceptable values and limit values of the measured parameters using zero air)
Display Parameters Normal value Lower limit Upper limit
INPH0 Signal sampling – – –
QUAD0 Signal sampling – – –
INPH1 Signal sampling – – –
QUAD1 Signal sampling – – –
CAPS NO2 Raw measurement 0 ppb -2 ppb +2 ppb
Loss Lost light intensity 400 Mm
-1
100 Mm
-1
700 Mm
-1
Pressure Pressure in the chamber – 900 hPa 1200 hPa
Gas T° Gas temperature in the chamber 43°C 37°C 46°C
Signal Detected signal 4000 mV 500 mV 4500 mV
I LED LED Intensity 400 mA 300 mA 600 mA
Baseline Zero level --- --- ---
Numbers below the baseline fields are raw counting values for expert diagnosis and are used for
maintenance.